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US Patent: 185,830
Square
Patentee:
Joseph C. Marshall (exact or similar names) - Springfield, MA

USPTO Classifications:
33/419

Tool Categories:
layout tools : squares

Assignees:
None

Manufacturer:
Davis Level & Tool Co. - Springfield, MA

Witnesses:
H. M. Conkey
Charles C. Marshall

Patent Dates:
Applied: Aug. 28, 1876
Granted: Jan. 02, 1877

Patent Pictures: [ 1 | 2 | 3 ]
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Website for Wayne Anderson
Makers of American Machinists Tools by Kenneth Cope
Description:
On page 167 of Ken Cope's "Makers of American Machinist Tools" is a 1891 catalog illustration from The Machinists Supply Co. of Chicago, IL listing this Marshall's Patent Universal Square. The price in 1891 was $3.50. The tool is advertised as "The Try-Square, the Miter, the T-Square, the Depth Gauge, the Graduated Rule or Machinist's Scale". The Square was furnished with a 6" Brown & Sharpe Mfg. Co. scale. The example that Wayne Anderson owns, was supplied with pinstriping.

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